20143935

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63949}}^1$

素因数の和:63967

約数の個数: 24

約数和(自身を含む): 39904800

約数和(自身を除く): 19760865

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63949, 191847, 319745, 447643, 575541, 959235, 1342929, 2238215, 2877705, 4028787, 6714645, 20143935]

約数ペア:

[(1, 20143935), (3, 6714645), (5, 4028787), (7, 2877705), (9, 2238215), (15, 1342929), (21, 959235), (35, 575541), (45, 447643), (63, 319745), (105, 191847), (315, 63949)]